Doctor profile · Federal record

Dr. Hannah Klaassen, DDS

Dentist · Cedar Rapids, IA

  • NPI 1003485616
  • 5 yrs on file
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
4090 21St Ave Sw
Cedar Rapids, IA 524046308
(319) 396-5336
Mailing address
306 1St Ave Apt 403
Coralville, IA 522412480

Credentials & registration

NPPES · NUCC
NPI registered
June 2021 — 5 yrs on file
Specialty taxonomy
122300000X — NUCC code
State license (1)
Iowa #DDS-09914

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1003485616. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$46
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Dentsply Sirona Inc 1 $46.46

By nature of payment

Food and Beverage
$46

Frequently asked questions

Auto-generated from federal data
What is Dr. Hannah Klaassen's medical specialty?
Dr. Hannah Klaassen practices Dentist in Cedar Rapids, IA.
Where does Dr. Hannah Klaassen practice?
Dr. Hannah Klaassen practices at 4090 21St Ave Sw, Cedar Rapids, IA 524046308. Office phone: 3193965336.
What is Dr. Hannah Klaassen's NPI?
Dr. Hannah Klaassen's National Provider Identifier (NPI) is 1003485616, issued by NPPES.

Methodology · sources used on this page

All figures on this page come from publicly available federal datasets. We do not edit, score, or summarise the underlying data. Profile generated May 26, 2026.

NPPES Provider identifiers and practice info May 11, 2026
Open Payments Industry payments to providers (Sunshine Act) May 11, 2026
Medicare Procedure Utilization Services and allowed amounts by HCPCS May 11, 2026
Medicare Part D Prescription drug claims May 11, 2026
CMS MIPS Quality performance scores May 11, 2026
OIG LEIE Federal exclusion / sanctions list May 11, 2026

Information based on publicly available federal data. Not medical advice. Report incorrect data ›